#define BCH_FORCE_IF_DATA_DEGRADED (1 << 2)
#define BCH_FORCE_IF_METADATA_DEGRADED (1 << 3)
+#define BCH_FORCE_IF_LOST \
+ (BCH_FORCE_IF_DATA_LOST| \
+ BCH_FORCE_IF_METADATA_LOST)
#define BCH_FORCE_IF_DEGRADED \
(BCH_FORCE_IF_DATA_DEGRADED| \
BCH_FORCE_IF_METADATA_DEGRADED)
#define BCH_IOCTL_READ_SUPER _IOW(0xbc, 12, struct bch_ioctl_read_super)
#define BCH_IOCTL_DISK_GET_IDX _IOW(0xbc, 13, struct bch_ioctl_disk_get_idx)
#define BCH_IOCTL_DISK_RESIZE _IOW(0xbc, 14, struct bch_ioctl_disk_resize)
+#define BCH_IOCTL_DISK_RESIZE_JOURNAL _IOW(0xbc,15, struct bch_ioctl_disk_resize_journal)
+
+#define BCH_IOCTL_SUBVOLUME_CREATE _IOW(0xbc, 16, struct bch_ioctl_subvolume)
+#define BCH_IOCTL_SUBVOLUME_DESTROY _IOW(0xbc, 17, struct bch_ioctl_subvolume)
/* ioctl below act on a particular file, not the filesystem as a whole: */
};
enum bch_data_ops {
- BCH_DATA_OP_SCRUB = 0,
- BCH_DATA_OP_REREPLICATE = 1,
- BCH_DATA_OP_MIGRATE = 2,
- BCH_DATA_OP_NR = 3,
+ BCH_DATA_OP_SCRUB = 0,
+ BCH_DATA_OP_REREPLICATE = 1,
+ BCH_DATA_OP_MIGRATE = 2,
+ BCH_DATA_OP_REWRITE_OLD_NODES = 3,
+ BCH_DATA_OP_NR = 4,
};
/*
* job. The file descriptor is O_CLOEXEC.
*/
struct bch_ioctl_data {
- __u32 op;
+ __u16 op;
+ __u8 start_btree;
+ __u8 end_btree;
__u32 flags;
- struct bpos start;
- struct bpos end;
+ struct bpos start_pos;
+ struct bpos end_pos;
union {
struct {
__u64 nbuckets;
};
+/*
+ * BCH_IOCTL_DISK_RESIZE_JOURNAL: resize journal on a device
+ *
+ * @dev - member to resize
+ * @nbuckets - new number of buckets
+ */
+struct bch_ioctl_disk_resize_journal {
+ __u32 flags;
+ __u32 pad;
+ __u64 dev;
+ __u64 nbuckets;
+};
+
+struct bch_ioctl_subvolume {
+ __u32 flags;
+ __u32 dirfd;
+ __u16 mode;
+ __u16 pad[3];
+ __u64 dst_ptr;
+ __u64 src_ptr;
+};
+
+#define BCH_SUBVOL_SNAPSHOT_CREATE (1U << 0)
+#define BCH_SUBVOL_SNAPSHOT_RO (1U << 1)
+
#endif /* _BCACHEFS_IOCTL_H */